Medical Dictionary

septostomy

noun sep·tos·to·my \sep-ˈtäs-tə-mē\
plural sep·tos·to·mies

Medical Definition of SEPTOSTOMY

:  the surgical creation of an opening through the interatrial septum

Browse

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears